<!DOCTYPE html>
<html lang="en" xmlns="http://www.w3.org/1999/html">
<head>
    <meta charset="UTF-8">
    <title>Title</title>
</head>
<body>
<form method="post" action="/file/uploads" enctype="multipart/form-data">
    名字:<input type="text" name="username"></br>
    文件上传1:<input type="file" name="upload"></br>
    文件上传2:<input type="file" name="upload"></br>
    <button>上传</button>
</form>


<form method="post" action="/file/upload" enctype="multipart/form-data">
    名字:<input type="text" name="username"></br>
    文件上传1:<input type="file" name="upload1"></br>
    文件上传2:<input type="file" name="upload2"></br>
    <button>上传</button>
</form>
</body>
</html>